Merge tag 'for-upstream' of https://gitlab.com/bonzini/qemu into staging

* only build util/async-teardown.c when system build is requested
* target/i386: fix BQL handling of the legacy FERR interrupts
* target/i386: fix memory operand size for CVTPS2PD
* target/i386: Add support for AMX-COMPLEX in CPUID enumeration
* compile plugins on Darwin
* configure and meson cleanups
* drop mkvenv support for Python 3.7 and Debian10
* add wrap file for libblkio
* tweak KVM stubs

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# gpg:                using RSA key F13338574B662389866C7682BFFBD25F78C7AE83
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# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [full]
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>" [full]
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* tag 'for-upstream' of https://gitlab.com/bonzini/qemu: (51 commits)
  docs/system/replay: do not show removed command line option
  subprojects: add wrap file for libblkio
  sysemu/kvm: Restrict kvm_pc_setup_irq_routing() to x86 targets
  sysemu/kvm: Restrict kvm_has_pit_state2() to x86 targets
  sysemu/kvm: Restrict kvm_get_apic_state() to x86 targets
  sysemu/kvm: Restrict kvm_arch_get_supported_cpuid/msr() to x86 targets
  target/i386: Restrict declarations specific to CONFIG_KVM
  target/i386: Allow elision of kvm_hv_vpindex_settable()
  target/i386: Allow elision of kvm_enable_x2apic()
  target/i386: Remove unused KVM stubs
  target/i386/cpu-sysemu: Inline kvm_apic_in_kernel()
  target/i386/helper: Restrict KVM declarations to system emulation
  hw/i386/fw_cfg: Include missing 'cpu.h' header
  hw/i386/pc: Include missing 'cpu.h' header
  hw/i386/pc: Include missing 'sysemu/tcg.h' header
  Revert "mkvenv: work around broken pip installations on Debian 10"
  mkvenv: assume presence of importlib.metadata
  Python: Drop support for Python 3.7
  configure: remove dead code
  meson: list leftover CONFIG_* symbols
  ...

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

1 files changed, 83 insertions, 4 deletions

diff --git a/softmmu/vl.c b/softmmu/vl.c
index 5a10b3c..3db4fd2 100644
--- a/softmmu/vl.c
+++ b/softmmu/vl.c
@@ -49,6 +49,7 @@
 #include "qemu/error-report.h"
 #include "qemu/sockets.h"
 #include "qemu/accel.h"
+#include "qemu/async-teardown.h"
 #include "hw/usb.h"
 #include "hw/isa/isa.h"
 #include "hw/scsi/scsi.h"
@@ -89,7 +90,6 @@
 #include "qapi/qobject-input-visitor.h"
 #include "qemu/option.h"
 #include "qemu/config-file.h"
-#include "qemu/qemu-options.h"
 #include "qemu/main-loop.h"
 #ifdef CONFIG_VIRTFS
 #include "fsdev/qemu-fsdev.h"
@@ -747,6 +747,33 @@ static QemuOptsList qemu_smp_opts = {
     },
 };
 
+#if defined(CONFIG_POSIX)
+static QemuOptsList qemu_run_with_opts = {
+    .name = "run-with",
+    .head = QTAILQ_HEAD_INITIALIZER(qemu_run_with_opts.head),
+    .desc = {
+#if defined(CONFIG_LINUX)
+        {
+            .name = "async-teardown",
+            .type = QEMU_OPT_BOOL,
+        },
+#endif
+        {
+            .name = "chroot",
+            .type = QEMU_OPT_STRING,
+        },
+        { /* end of list */ }
+    },
+};
+
+#define qemu_add_run_with_opts() qemu_add_opts(&qemu_run_with_opts)
+
+#else
+
+#define qemu_add_run_with_opts()
+
+#endif /* CONFIG_POSIX */
+
 static void realtime_init(void)
 {
     if (enable_mlock) {
@@ -865,6 +892,16 @@ static void help(int exitcode)
     exit(exitcode);
 }
 
+enum {
+
+#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask)     \
+    opt_enum,
+#define DEFHEADING(text)
+#define ARCHHEADING(text, arch_mask)
+
+#include "qemu-options.def"
+};
+
 #define HAS_ARG 0x0001
 
 typedef struct QEMUOption {
@@ -2698,6 +2735,7 @@ void qemu_init(int argc, char **argv)
     qemu_add_opts(&qemu_semihosting_config_opts);
     qemu_add_opts(&qemu_fw_cfg_opts);
     qemu_add_opts(&qemu_action_opts);
+    qemu_add_run_with_opts();
     module_call_init(MODULE_INIT_OPTS);
 
     error_init(argv[0]);
@@ -3516,11 +3554,52 @@ void qemu_init(int argc, char **argv)
             case QEMU_OPTION_nouserconfig:
                 /* Nothing to be parsed here. Especially, do not error out below. */
                 break;
-            default:
-                if (os_parse_cmd_args(popt->index, optarg)) {
-                    error_report("Option not supported in this build");
+#if defined(CONFIG_POSIX)
+            case QEMU_OPTION_runas:
+                if (!os_set_runas(optarg)) {
+                    error_report("User \"%s\" doesn't exist"
+                                 " (and is not <uid>:<gid>)",
+                                 optarg);
                     exit(1);
                 }
+                break;
+            case QEMU_OPTION_chroot:
+                warn_report("option is deprecated,"
+                            " use '-run-with chroot=...' instead");
+                os_set_chroot(optarg);
+                break;
+            case QEMU_OPTION_daemonize:
+                os_set_daemonize(true);
+                break;
+#if defined(CONFIG_LINUX)
+            /* deprecated */
+            case QEMU_OPTION_asyncteardown:
+                init_async_teardown();
+                break;
+#endif
+            case QEMU_OPTION_run_with: {
+                const char *str;
+                opts = qemu_opts_parse_noisily(qemu_find_opts("run-with"),
+                                                         optarg, false);
+                if (!opts) {
+                    exit(1);
+                }
+#if defined(CONFIG_LINUX)
+                if (qemu_opt_get_bool(opts, "async-teardown", false)) {
+                    init_async_teardown();
+                }
+#endif
+                str = qemu_opt_get(opts, "chroot");
+                if (str) {
+                    os_set_chroot(str);
+                }
+                break;
+            }
+#endif /* CONFIG_POSIX */
+
+            default:
+                error_report("Option not supported in this build");
+                exit(1);
             }
         }
     }